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📰 Dev.to · Vasyl

5 articles · Updated every 3 hours · View all reads

All Articles 132,631 Blog Posts 137,216 Tech Tutorials 34,343 Research Papers 25,934 News 18,764 ⚡ AI Lessons

Your RAG Eval Isn't Flaky. Your Retrieval Is Non-Deterministic.

Dev.to · Vasyl 🔍 RAG & Vector Search ⚡ AI Lesson 1w ago

Your RAG Eval Isn't Flaky. Your Retrieval Is Non-Deterministic.

Same query. Same documents. Same model. And the RAG eval can still hand back a different...

AI Wrote a Thread-Safe Counter. The CPU Made It 5x Slower.

Dev.to · Vasyl 💻 AI-Assisted Coding ⚡ AI Lesson 2w ago

AI Wrote a Thread-Safe Counter. The CPU Made It 5x Slower.

Meet the cache line. I asked an AI assistant for a simple thing: per-thread counters. Four threads,...

AI Evals, Part 3: Golden Datasets That Dont Lie

Dev.to · Vasyl 📐 ML Fundamentals ⚡ AI Lesson 1mo ago

AI Evals, Part 3: Golden Datasets That Dont Lie

Your eval is only as honest as the dataset behind it. Representativeness, leakage, and the silent drift trap with C# from a live product.

Open-source licenses 101: which one to actually pick

Dev.to · Vasyl ⚡ AI Lesson 2mo ago

Open-source licenses 101: which one to actually pick

Sooner or later, every developer runs into The License Question. You shipped something to GitHub,...

How I built an AI that patches code without rewriting files

Dev.to · Vasyl 💻 AI-Assisted Coding ⚡ AI Lesson 4mo ago

How I built an AI that patches code without rewriting files

Every time I asked an AI to fix a bug, it rewrote my entire file. I'd ask: "fix the empty list check...